(0 16 12)(1 20 9)(2 19 17)(3 8 5)(4 15 6)(7 14 11)(10 18 13)
ALLOWS (11/8)-SEQUENCE
1: (2 15 17)

(0 16 12)(1 20 9)(2)(3 8 5)(4 15 19 17 6)(7 14 11)(10 18 13)
2: (0 16 12)

(0)(1 20 9)(2)(3 8 5)(4 15 19 17 6)(7 14 11)(10 18 13)(12)(16)
3: (1 20 9)

(0)(1)(2)(3 8 5)(4 15 19 17 6)(7 14 11)(9)(10 18 13)(12)(16)(20)
4: (4 15 19)

(0)(1)(2)(3 8 5)(4 17 6)(7 14 11)(9)(10 18 13)(12)(15)(16)(19)(20)